Cull pushCull and popCull from Skia.

src/core/SkPicturePlayback.cpp

 /*
  * Copyright 2014 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkCanvas.h"
 #include "SkPatchUtils.h"
 #include "SkPictureData.h"
@@ skipping 130 matching lines @@
             uint32_t packed = reader->readInt();
             SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed);
             bool doAA = ClipParams_unpackDoAA(packed);
             size_t offsetToRestore = reader->readInt();
             SkASSERT(!offsetToRestore || offsetToRestore >= reader->offset());
             canvas->clipRRect(rrect, regionOp, doAA);
             if (canvas->isClipEmpty() && offsetToRestore) {
                 reader->setOffset(offsetToRestore);
             }
         } break;
-        case PUSH_CULL: {
-            const SkRect& cullRect = reader->skipT<SkRect>();
-            size_t offsetToRestore = reader->readInt();
-            if (offsetToRestore && canvas->quickReject(cullRect)) {
-                reader->setOffset(offsetToRestore);
-            } else {
-                canvas->pushCull(cullRect);
-            }
-        } break;
-        case POP_CULL:
-            canvas->popCull();
-            break;
+        case PUSH_CULL: break;  // Deprecated, safe to ignore both push and pop.
+        case POP_CULL:  break;
         case CONCAT: {
             SkMatrix matrix;
             reader->readMatrix(&matrix);
             canvas->concat(matrix);
             break;
         }
         case DRAW_BITMAP: {
             const SkPaint* paint = fPictureData->getPaint(reader);
             const SkBitmap bitmap = shallow_copy(fPictureData->getBitmap(reader));
             const SkPoint& loc = reader->skipT<SkPoint>();
@@ skipping 269 matching lines @@
         case TRANSLATE: {
             SkScalar dx = reader->readScalar();
             SkScalar dy = reader->readScalar();
             canvas->translate(dx, dy);
         } break;
         default:
             SkASSERTF(false, "Unknown draw type: %d", op);
     }
 }